my name is anna from the dallas-fort worth world affairs council. i teach seniors, so i have been facebooking for the conference and the ask questions and i answer back and i've already scanned my notes. the point is they want to know for this -- right now because they are on line with the -- should they be optimistic? they're very scared, the class of 2013. what can i pass on to them about economic competitiveness and they should be optimistic or worried? >> great question from the seniors. okay, steve. slingbox >> notwithstanding everything i said before -- [laughter] i'm actually optimistic. i'm optimistic because heidi ticked off a number of these before in a slightly different context. we have the most flexible economy in the world. we have this incredibly diverse labor force and a diverse group of people in this country that come here because the opportunity. there aren't that many people that leave america to go all these other places that we worry about being more competitive than we are the there's a long line of people that still want to c